Geko Union/ Geko Fluid Control GmbH

What is a Dual Scotch Yoke Pneumatic Actuator and used for?


A Dual Scotch Yoke Pneumatic Actuator is a mechanical device designed to convert rotary motion into linear motion. It utilizes the distinctive Scotch yoke mechanism with dual arms to achieve this conversion. This type of GEKO brand actuator is widely used in various industrial applications where precise and powerful linear motion control is required.


Key Features:

Scotch Yoke Mechanism: The Dual Scotch Yoke Actuator employs a Scotch yoke mechanism with two arms, allowing it to generate both pushing and pulling linear motions efficiently.

High Torque Output: These actuators are capable of producing high torque output, making them suitable for applications requiring the movement of heavy loads or overcoming resistance.

Precise Control: Dual Scotch Yoke Actuators provide precise control over linear motion, making them ideal for applications where accuracy and repeatability are essential.

Reliability: They are known for their reliability and durability, ensuring consistent performance even in demanding industrial environments.

Bidirectional Operation: The dual arms of the Scotch yoke mechanism enable bidirectional operation, allowing for both extending and retracting movements.


Valve Automation: Dual Scotch Yoke Actuators are commonly used to control the opening and closing of valves in industries such as oil and gas, petrochemical, and water treatment. Their high torque output ensures efficient valve operation.

Pipeline Actuation: These actuators play a crucial role in the operation of pipeline systems, including the regulation of flow, diversion, and shutoff.

Dampers and Louvers: They are utilized in HVAC (Heating, Ventilation, and Air Conditioning) systems to control dampers and louvers, allowing for precise airflow management in buildings.

Material Handling: Dual Scotch Yoke Actuators are employed in material handling equipment such as conveyors and grippers to move and manipulate heavy loads.

Presses and Stamping Machines: In manufacturing processes, these actuators are used to control the movement of presses and stamping machines, enabling precise metal shaping and forming.

Marine and Offshore Applications: They are suitable for various marine and offshore applications, including ship steering systems, ballast control, and offshore platform equipment.

Industrial Automation: These actuators find applications in industrial automation systems, including robotics, where accurate linear motion control is required for pick-and-place operations and assembly lines.

In summary, the Dual Scotch Yoke Actuator is a versatile mechanical device known for its high torque output and precise linear motion control capabilities. It plays a vital role in a wide range of industries and applications where dependable and accurate linear actuation is essential for efficient operations.

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